4(4+5r)-6r=2(6r+1)

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Solution for 4(4+5r)-6r=2(6r+1) equation: 



4(4+5r)-6r=2(6r+1)

We move all terms to the left:

4(4+5r)-6r-(2(6r+1))=0

We add all the numbers together, and all the variables

4(5r+4)-6r-(2(6r+1))=0

We add all the numbers together, and all the variables

-6r+4(5r+4)-(2(6r+1))=0

We multiply parentheses

-6r+20r-(2(6r+1))+16=0



We calculate terms in parentheses: -(2(6r+1)), so:

2(6r+1)

We multiply parentheses

12r+2

Back to the equation:

-(12r+2)



We add all the numbers together, and all the variables

14r-(12r+2)+16=0

We get rid of parentheses

14r-12r-2+16=0

We add all the numbers together, and all the variables

2r+14=0

We move all terms containing r to the left, all other terms to the right

2r=-14

r=-14/2

r=-7

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